diff --git a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
index 3458479b7cdef..3c7eeffbbd545 100644
--- a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
@@ -106,9 +106,7 @@ static void reportTranslationError(MachineFunction &MF,
     ORE.emit(R);
 }
 
-IRTranslator::IRTranslator() : MachineFunctionPass(ID) {
-  initializeIRTranslatorPass(*PassRegistry::getPassRegistry());
-}
+IRTranslator::IRTranslator() : MachineFunctionPass(ID) { }
 
 #ifndef NDEBUG
 namespace {
diff --git a/llvm/lib/CodeGen/GlobalISel/InstructionSelect.cpp b/llvm/lib/CodeGen/GlobalISel/InstructionSelect.cpp
index bbba28e5d6d04..70694fe6b6c8c 100644
--- a/llvm/lib/CodeGen/GlobalISel/InstructionSelect.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/InstructionSelect.cpp
@@ -49,9 +49,7 @@ INITIALIZE_PASS_END(InstructionSelect, DEBUG_TYPE,
                     "Select target instructions out of generic instructions",
                     false, false)
 
-InstructionSelect::InstructionSelect() : MachineFunctionPass(ID) {
-  initializeInstructionSelectPass(*PassRegistry::getPassRegistry());
-}
+InstructionSelect::InstructionSelect() : MachineFunctionPass(ID) { }
 
 void InstructionSelect::getAnalysisUsage(AnalysisUsage &AU) const {
   AU.addRequired<TargetPassConfig>();
diff --git a/llvm/lib/CodeGen/GlobalISel/Legalizer.cpp b/llvm/lib/CodeGen/GlobalISel/Legalizer.cpp
index 9efeeb4c5a34c..b5b26bff34bbe 100644
--- a/llvm/lib/CodeGen/GlobalISel/Legalizer.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/Legalizer.cpp
@@ -50,9 +50,7 @@ INITIALIZE_PASS_END(Legalizer, DEBUG_TYPE,
                     "Legalize the Machine IR a function's Machine IR", false,
                     false)
 
-Legalizer::Legalizer() : MachineFunctionPass(ID) {
-  initializeLegalizerPass(*PassRegistry::getPassRegistry());
-}
+Legalizer::Legalizer() : MachineFunctionPass(ID) { }
 
 void Legalizer::getAnalysisUsage(AnalysisUsage &AU) const {
   AU.addRequired<TargetPassConfig>();
diff --git a/llvm/lib/CodeGen/GlobalISel/Localizer.cpp b/llvm/lib/CodeGen/GlobalISel/Localizer.cpp
index 9b99ec12b82ab..88c8d0917238d 100644
--- a/llvm/lib/CodeGen/GlobalISel/Localizer.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/Localizer.cpp
@@ -29,9 +29,7 @@ INITIALIZE_PASS_END(Localizer, DEBUG_TYPE,
                     "Move/duplicate certain instructions close to their use",
                     false, false)
 
-Localizer::Localizer() : MachineFunctionPass(ID) {
-  initializeLocalizerPass(*PassRegistry::getPassRegistry());
-}
+Localizer::Localizer() : MachineFunctionPass(ID) { }
 
 void Localizer::init(MachineFunction &MF) {
   MRI = &MF.getRegInfo();
diff --git a/llvm/lib/CodeGen/GlobalISel/RegBankSelect.cpp b/llvm/lib/CodeGen/GlobalISel/RegBankSelect.cpp
index c6e496dcb234a..6a561392d8b39 100644
--- a/llvm/lib/CodeGen/GlobalISel/RegBankSelect.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/RegBankSelect.cpp
@@ -71,7 +71,6 @@ INITIALIZE_PASS_END(RegBankSelect, DEBUG_TYPE,
 
 RegBankSelect::RegBankSelect(Mode RunningMode)
     : MachineFunctionPass(ID), OptMode(RunningMode) {
-  initializeRegBankSelectPass(*PassRegistry::getPassRegistry());
   if (RegBankSelectMode.getNumOccurrences() != 0) {
     OptMode = RegBankSelectMode;
     if (RegBankSelectMode != RunningMode)